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TB and HIV in children - advances in prevention and management
B J Marais1, H Rabie, M F Cotton
1Department of Paediatrics and Child Health, Faculty of Health Sciences, Stellenbosch University, South Africa. bjmarais@sun.ac.za
Insights
Preventing tuberculosis (TB) in children, especially those with human immunodeficiency virus (HIV), requires pragmatic strategies. Early HIV testing, prevention of mother-to-child transmission, and isoniazid preventive therapy are crucial for managing childhood TB.
Area of Science:
- Pediatrics
- Infectious Diseases
- Public Health
Background:
- The human immunodeficiency virus (HIV) epidemic significantly impacts the demographics of tuberculosis (TB) patients.
- Children, particularly young or HIV-infected ones, face heightened vulnerability to severe TB forms after exposure.
Purpose of the Study:
- To highlight the urgent need for effective TB prevention strategies in children, especially in high-burden areas.
- To discuss challenges and recent advances in managing TB in HIV-infected children.
Main Methods:
- Implementing prevention of mother-to-child transmission (PMTCT) strategies.
- Routine HIV testing for pregnant women and exposed infants.
- Rapid initiation of antiretroviral treatment for infants.
- Systematic TB exposure screening at healthcare visits.
- Provision of isoniazid preventive therapy (IPT) post-exposure.
Main Results:
- Advances in PMTCT and infant HIV care offer improved prospects.
- Early HIV diagnosis and treatment are vital for vulnerable infants.
- Proactive TB exposure assessment and IPT are essential components of care.
Conclusions:
- Managing TB in HIV-infected children presents challenges but can be improved.
- Focused interventions utilizing available resources can significantly enhance outcomes.
- Knowing a child's HIV status is critical for optimizing TB case management.
Abstract:
The human immunodeficiency virus (HIV) epidemic has had a major impact on the age and gender profile of adult tuberculosis (TB) patients, resulting in increased exposure of HIV-infected and uninfected children at a very young age. Young and/or HIV-infected children are extremely vulnerable to develop severe forms of TB following recent exposure and infection. There is an urgent need to implement safe and pragmatic strategies to prevent TB in children, especially in TB endemic areas where they suffer the greatest burden of disease. The management of TB in HIV-infected children poses multiple challenges, but recent advances in the implementation of prevention of mother to child transmission (PMTCT) strategies and HIV care of infants offer hope. These include HIV testing and access to PMTCT for all pregnant women, routine testing of all HIV exposed infants and rapid initiation of antiretroviral treatment irrespective of clinical or immunological disease staging. In addition, careful scrutiny for TB exposure should occur at every health care visit, with provision of isoniazid preventive therapy (IPT) following each documented exposure event. Knowing the HIV infection status of child TB suspects is essential to optimize case management. Although multiple difficulties remain, recent advances demonstrate that the management of children with TB and/or HIV can be vastly improved by well focused interventions using readily available resources.
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